/*
 * Copyright [2013-2021], Alibaba Group Holding Limited
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package com.alibaba.polardbx.executor.balancer.splitpartition;

import com.alibaba.polardbx.optimizer.partition.pruning.SearchDatumComparator;

import java.util.Comparator;

/**
 * Comparator for split-point
 *
 * @author moyi
 * @since 2021/04
 */
class SplitPointComparator implements Comparator<SplitPoint> {
    private SearchDatumComparator datumComparator;

    public SplitPointComparator(SearchDatumComparator datumComparator) {
        this.datumComparator = datumComparator;
    }

    @Override
    public int compare(SplitPoint o1, SplitPoint o2) {
        return this.datumComparator.compare(o1.getValue(), o2.getValue());
    }
}
